The concept of the barcode began in the early 20th century, but the breakthrough occurred in 1952 when and Bernard Silver patented a system inspired by Morse Code .
: Information is hidden in the varying widths of black bars and white spaces. code bar
: There are many types of barcodes, such as the ITF-14 used in global supply chains for identifying shipping cartons. Critical Applications The concept of the barcode began in the
: Early versions used a series of concentric circles (bullseye codes), but the industry eventually settled on the linear vertical stripes we recognize today for easier scanning. How Barcodes Work code bar